recompose this grid

testing results for: clients (diff mode)
mac-mini
Cla-Dar-i64
mac-mini
Cla-Dar-i64
mac-mini
Cla-Dar-i64
lab05
Cla-Fed-i64
lab04
GNU-Fed-i64
multifarm
lab01
GNU-Fed-i64
multifarm
lab05
GNU-Fed-i64
lab01
GNU-Fed-i64
no hge
lab04
GNU-Fed-i64
no WAL
lab05
GNU-Fed-i64
sanitize
lab05
GNU-Fed-i64
1 thread
lab05
GNU-Fed-i64
1 thread
lab04
GNU-Fed-i64
1 thread
lab01
GNU-Fed-i64
lab04
GNU-Fed-i64
lab05
GNU-Fed-i64
lab01
Int-Fed-i64
lab04
Int-Fed-i64
power8
GNU-Fed-p64
power8
GNU-Fed-p64
power8
GNU-Fed-p64
no hge
power8
GNU-Fed-p64
no hge
lab03
Int-Win-i64
lab03
Int-Win-i64
clients 3.837  3.298  3.741  2.995  6.810  6.698  2.941  6.419  6.795  2.095  2.954  3.070  6.715  6.966  6.959  2.974  6.670  6.984  9.893  9.886  9.910  9.921  6.474  4.618 
single server output out err out err out err out err out err out err out err out err out err out err out err out err out err out err out err out err out err out err out err out err out err out err out err out err
exports  O X 3.729   O O 3.195   O X 3.628   O X 2.033   O O 4.521   O X 4.452   O X 2.008   O X 4.675   O X 4.644   O X 2.031   O O 2.009   O X 2.097   O X 4.570   O X 4.708   O O 4.652   O X 2.025   O O 4.473   O X 4.824   O O 9.760   O X 9.755   O O 9.781   O X 9.791   O O 6.349   O X 4.508 
83712 (directappend) 83686 (directappend) 83712 (directappend) 83712 (directappend) 83686 (directappend) 83712 (directappend) 83712 (directappend) 83712 (directappend) 83712 (directappend) 83712 (directappend) 83686 (directappend) 83712 (directappend) 83712 (directappend) 83712 (directappend) 83686 (directappend) 83712 (directappend) 83686 (directappend) 83712 (directappend) 83686 (directappend) 83712 (directappend) 83686 (directappend) 83712 (directappend) 83686 (directappend) 83712 (directappend)